FREQUENCY CONTROL PRODUCTS
TYPE DFV 14-KH & MH REVISION 02 CHECKED NE DATE 14.10.2002 PAGE 39
LOW POWER TIGHT SPECIFICATION DIL 14 VCXO
DFV 14-KH & DFV 14-MH
KEY FEATURES
1 to 90 MHz
Encapsulated crystal
APPLICATIONS
Sonet/SDH/Switching
Function DFV 14-KH/MH
V control 1
GND 7
Output 8
Vcc 14
TYPE DFV 14-KH DFV 14-MH
Frequency Range 1 to 40 MHz 40.1 to 90 MHz
ELECTRICAL SPECIFICATIONS
supply voltage 5 V ± 5 %
supply current (no load) ≤ 25 MHz ≤ 10 mA
> 25 MHz ≤ 50 mA
output load (HCMOS) 50 pF up to 25 MHz, 15 pF above
duty cycle 40/60...60/40 % @ 50% level
10 to 90 % : ≤ 10 ns ( KH types)
rise/fall times (@ 15 pF load) : ≤ 5 ns ( MH types)
high/low levels ≥ 4.5 V/ ≤ 0.5 V
start up ≤ 10 ms @ 4.75 V
FREQUENCY STABILITY detailed tolerances [ ppm ]
temperature model stability versus: pulling range control
type range code Temp. @ 25°C Vcc load ageing positive function voltage
100B10 ≤ ± 10
100B15 ≤ ± 15
0 to 70°C
100B25 ≤ ± 25
100E20 ≤ ± 20
100E25 ≤ ± 25
-40 to 85°C
100E50 ≤ ± 50
≤ ± 10 ≤ ± 3 ≤ ± 0.5 ≥ ± 100
0.5 to 5.0 V
centred
@ 2.5 V
250B25 ≤ ± 25 ≥ ± 250
0 to 70°C 500B50 ≤ ± 50 ≥ ± 500
all types
-40 to 85°C 250E75 ≤ ± 75
≤ ± 25 ≤ ± 5 ≤ ± 1
≤ ± 2
≥ ± 250
2.5 V ± 2.5 V
model code 100B10 available with DFV 14-KH only
input impedance ≥ 10 kΩ
modulation bandwidth ≥ 10 kHz @ -3 dB
remarks
ageing is 1st year at 25°C
OPTIONS CODE
tight symmetry R 45/55...55/45 %
A 0.5 to 4.5 V, center @ 2.5 V (code placed into the model code : 100’’A’’B25)
control voltage C 0.5 to 10 V, center @ 4.25 V (code placed into the model code : 250”C”B25)
high load output DFV 14-KB/MB HCMOS 50 pF or 10 TTL, Icc ≤ 20 mA up to 25 MHz, ≤ 50 mA above
ORDERING CODE type + option code + frequency + model code
Example DFV 14-KHR 34.368 MHz 100E25
12.7±0.1
20.3±0.1
H±0.1
7.62
15.24
PIN 1
0.45
6.3
0.75±0.1
H = 7.0 mm ( DFV 14-KH type )
H = 8.5 mm ( DFV 14-MH type )
FREQUENCY CONTROL PRODUCTS
TYPE DFV 14-LH & MLH REVISION 02 CHECKED NE DATE 14.10.2002 PAGE 38
LOW VOLTAGE TIGHT SPECIFICATION DIL 14 VCXO
DFV 14-LH (3.3 V) & DFV 14-MLH (3.3 V)
KEY FEATURES
2 to 130 MHz
Tight stabilities
Encapsulated crystal
APPLICATIONS
Sonet/SDH/Switching
Function DFV 14-LH / MLH
V control 1
GND 7
Output 8
Vcc 14
TYPE DFV 14-LH DFV 14-MLH
Frequency Range 2 to 33 MHz 40 to 130 MHz
ELECTRICAL SPECIFICATIONS
supply voltage 3.3 V ± 5 % 3.3 V ± 5 %
supply current (no load ≤ 6 mA ( F ≤ 25 MHz ) ≤ 50 mA
≤ 10 mA ( F > 25 MHz )
output load HCMOS 25 pF ( F ≤ 25 MHz ) HCMOS 15 pF
HCMOS 15 pF ( F > 25 MHz )
duty cycle 45/55...55/45 % @ 50% level 40/60...60/40 % @ 50% level
rise/fall times (@ 15 pF load) 10 to 90 % : ≤ 10 ns 10 to 90 % : ≤ 5 ns
high/low levels ≥ 2.8 V/ ≤ 0.5 V ≥ 2.8 V/ ≤ 0.5 V
subharmonics and spurious ≤ - 40 dBc
start up ≤ 10 ms @ 3.15 V ≤ 10 ms @ 3.15 V
FREQUENCY STABILITY detailed tolerances [ ppm ]
temperature model stability versus: pulling range control
type range code temp @ 25°C Vcc load ageing positive function voltage
100B15 ≤ ± 15
100B25 ≤ ± 25 ≤ ± 10 ≤ ± 3 ≥ ± 100
0 to 70°C
200B50 ≤ ± 50 ≤ ± 25 ≤ ± 5 ≥ ± 200
100C20 ≤ ± 20
100C30 ≤ ± 30 ≤ ± 10 ≤ ± 3 ≥ ± 100
DFV 14
-20 to 70°C
200C50 ≤ ± 50 ≤ ± 25 ≤ ± 5
≤ ± 0.5 ≤ ± 2
≥ ± 200
1.5 V ± 1.5V
input impedance ≥ 10 kΩ
modulation bandwidth ≥ 10 kHz @ -3 dB
remarks
ageing is 1st year at 25°C
ORDERING CODE type + frequency + model code
Example DFV 14-LH 18.432 MHz 100B15
12.7±0.1
20.3±0.1
H±0.1
7.62
15.24
PIN 1
0.45
6.3
0.75±0.1
H = 7.0 mm ( DFV 14-LH type )
H = 8.5 mm ( DFV 14-MLH type )
